Model Comparator

Compare up to four models using the same criteria.

Grok 4.20 0309 (Non-reasoning)
SpaceXSI
Grok 3 mini Reasoning (High)
SpaceXSI

Differences only

✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.

Model Comparator
Metrics	Grok 4.20 0309 (Non-reasoning) SpaceXSI	Grok 3 mini Reasoning (High) SpaceXSI
Intelligence	14.6	14.6
Math	—	84.7
Speed	—	65.3 t/s
TTFT	—	1.74 s
Input · $ / 1M tokens	$2×6.7 relative to the lowest price among the compared models	Best: $0.30
Output · $ / 1M tokens	$6×12 relative to the lowest price among the compared models	Best: $0.50
Context window	Best: 2M	1M
Reasoning	No	Yes
Open weights	No	No

Intelligence

Grok 4.20 0309 (Non-reasoning): 14.6
Grok 3 mini Reasoning (High): 14.6

Math

Grok 4.20 0309 (Non-reasoning): —
Grok 3 mini Reasoning (High): 84.7

Speed

Grok 4.20 0309 (Non-reasoning): —
Grok 3 mini Reasoning (High): 65.3 t/s

TTFT

Grok 4.20 0309 (Non-reasoning): —
Grok 3 mini Reasoning (High): 1.74 s

Input · $ / 1M tokens

Grok 4.20 0309 (Non-reasoning): $2×6.7 relative to the lowest price among the compared models
Grok 3 mini Reasoning (High): Best: $0.30

Output · $ / 1M tokens

Grok 4.20 0309 (Non-reasoning): $6×12 relative to the lowest price among the compared models
Grok 3 mini Reasoning (High): Best: $0.50

Context window

Grok 4.20 0309 (Non-reasoning): Best: 2M
Grok 3 mini Reasoning (High): 1M

Reasoning

Grok 4.20 0309 (Non-reasoning): No
Grok 3 mini Reasoning (High): Yes

Open weights

Grok 4.20 0309 (Non-reasoning): No
Grok 3 mini Reasoning (High): No

Each reasoning level remains a separate configuration.

Score and cost

Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.

Grok 4.20 0309 (Non-reasoning)14.6 · $3
Grok 3 mini Reasoning (High)14.6 · $0.35